/* PR & Issue progress graph — modern, sleek, brand-aligned (#C5050C) */

:root {
  --prg-brand: #c5050c;
  --prg-brand-dark: #9a0409;
  --prg-bg: #f2f3f6;
  --prg-surface: #ffffff;
  --prg-border: #e4e6eb;
  --prg-text: #14181f;
  --prg-muted: #5b6470;
  --prg-merged: #2da44e;
  --prg-open: #d29922;
  --prg-draft: #8b949e;
  --prg-closed: #6e7781;
  --prg-issue-open: #d29922;
  --prg-glass: rgba(255, 255, 255, 0.92);
  --prg-glass-solid: rgba(255, 255, 255, 0.97);
  --prg-glass-bright: rgba(255, 255, 255, 0.95);
  --prg-canvas-top: #f8f9fb;
  --prg-canvas-bottom: #eef0f4;
  --prg-grid-dot: rgba(20, 24, 31, 0.055);
  --prg-halo: rgba(248, 249, 251, 0.9);
  --prg-loading-bg: rgba(247, 248, 250, 0.92);
  --prg-item-icon-bg: rgba(255, 255, 255, 0.6);
  --prg-open-text: #92620a;
  --prg-label-text: #5b21b6;
  --prg-sidebar-w: 300px;
  --prg-radius: 14px;
  --prg-shadow-sm: 0 1px 2px rgba(16, 20, 28, 0.06), 0 1px 6px rgba(16, 20, 28, 0.05);
  --prg-shadow-md: 0 4px 16px rgba(16, 20, 28, 0.1), 0 1px 3px rgba(16, 20, 28, 0.06);
  --prg-font: "Source Sans 3", "Source Sans Pro", "Segoe UI", system-ui, sans-serif;
}

html[data-theme="dark"] {
  --prg-bg: #1b1e24;
  --prg-surface: #23262d;
  --prg-border: #333945;
  --prg-text: #e6e8ec;
  --prg-muted: #9aa3af;
  --prg-brand: #e85055;
  --prg-brand-dark: #ff767b;
  --prg-glass: rgba(35, 38, 45, 0.92);
  --prg-glass-solid: rgba(35, 38, 45, 0.97);
  --prg-glass-bright: rgba(35, 38, 45, 0.95);
  --prg-canvas-top: #20242b;
  --prg-canvas-bottom: #191c23;
  --prg-grid-dot: rgba(230, 232, 236, 0.07);
  --prg-halo: rgba(27, 30, 36, 0.92);
  --prg-loading-bg: rgba(27, 30, 36, 0.92);
  --prg-item-icon-bg: rgba(230, 232, 236, 0.25);
  --prg-open-text: #e8c36a;
  --prg-label-text: #c4b5fd;
}

html[data-theme="osaka-jade"] {
  --prg-bg: #0d1a15;
  --prg-surface: #13241e;
  --prg-border: #223b31;
  --prg-text: #e4f2ea;
  --prg-muted: #93b3a4;
  --prg-brand: #2fbf8f;
  --prg-brand-dark: #4ad9a8;
  --prg-glass: rgba(19, 36, 30, 0.92);
  --prg-glass-solid: rgba(19, 36, 30, 0.97);
  --prg-glass-bright: rgba(19, 36, 30, 0.95);
  --prg-canvas-top: #122119;
  --prg-canvas-bottom: #0d1a14;
  --prg-grid-dot: rgba(160, 224, 196, 0.08);
  --prg-halo: rgba(13, 26, 21, 0.92);
  --prg-loading-bg: rgba(13, 26, 21, 0.92);
  --prg-item-icon-bg: rgba(228, 242, 234, 0.25);
  --prg-open-text: #f0c75a;
  --prg-label-text: #c4b5fd;
}

html[data-theme="synthwave84"] {
  --prg-bg: #151028;
  --prg-surface: #1c1636;
  --prg-border: #372d5e;
  --prg-text: #f0e9ff;
  --prg-muted: #b3a6d8;
  --prg-brand: #ff6ec7;
  --prg-brand-dark: #ff9ad9;
  --prg-glass: rgba(28, 22, 54, 0.92);
  --prg-glass-solid: rgba(28, 22, 54, 0.97);
  --prg-glass-bright: rgba(28, 22, 54, 0.95);
  --prg-canvas-top: #1e1737;
  --prg-canvas-bottom: #171130;
  --prg-grid-dot: rgba(212, 170, 255, 0.09);
  --prg-halo: rgba(21, 16, 40, 0.92);
  --prg-loading-bg: rgba(21, 16, 40, 0.92);
  --prg-item-icon-bg: rgba(240, 233, 255, 0.25);
  --prg-open-text: #ffd166;
  --prg-label-text: #a78bfa;
}

.pr-graph-page #quarto-sidebar,
.pr-graph-page .sidebar-navigation,
.pr-graph-page #quarto-margin-sidebar,
.pr-graph-page nav[role="doc-toc"],
.pr-graph-page .page-tools,
.pr-graph-page header > .quarto-title-meta {
  display: none !important;
}

.pr-graph-page #quarto-content,
.pr-graph-page main.content,
.pr-graph-page .content {
  max-width: none !important;
  padding: 0 !important;
  margin: 0 !important;
}

.pr-graph-page #title-block-header {
  display: none !important;
}

.prg-app {
  --prg-vh: 100dvh;
  box-sizing: border-box;
  display: grid;
  grid-template-columns: var(--prg-sidebar-w) 1fr;
  grid-template-rows: auto 1fr;
  height: calc(var(--prg-vh) - 3.5rem);
  min-height: 520px;
  max-height: calc(var(--prg-vh) - 3.5rem);
  margin: 0;
  font-family: var(--prg-font);
  color: var(--prg-text);
  background: var(--prg-bg);
  border: 1px solid var(--prg-border);
  border-radius: var(--prg-radius);
  box-shadow: 0 8px 40px rgba(16, 20, 28, 0.12);
  overflow: hidden;
  position: relative;
}

.prg-app *,
.prg-app *::before,
.prg-app *::after {
  box-sizing: border-box;
}

/* ---------- Header ---------- */

.prg-header {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.9rem;
  padding: 0.6rem 0.9rem;
  background: var(--prg-glass);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--prg-border);
  z-index: 5;
}

.prg-brand {
  font-weight: 800;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  color: var(--prg-brand);
  white-space: nowrap;
}

.prg-brand span {
  color: var(--prg-muted);
  font-weight: 500;
  margin-left: 0.35rem;
}

.prg-stats {
  display: flex;
  gap: 0.35rem;
  margin-left: auto;
}

.prg-stat {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--prg-muted);
  background: rgba(242, 243, 246, 0.9);
  border: 1px solid var(--prg-border);
  border-radius: 999px;
  padding: 0.22rem 0.55rem;
  font-variant-numeric: tabular-nums;
}

.prg-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.prg-dot-pr {
  background: var(--prg-brand);
}

.prg-dot-issue {
  background: var(--prg-open);
}

.prg-baked {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--prg-muted);
  white-space: nowrap;
}

.prg-bake-chip {
  background: color-mix(in srgb, var(--prg-brand) 9%, transparent);
  color: var(--prg-brand-dark);
  border: 1px solid color-mix(in srgb, var(--prg-brand) 20%, transparent);
  border-radius: 999px;
  padding: 0.22rem 0.55rem;
  font-variant-numeric: tabular-nums;
}

.prg-repo {
  opacity: 0.75;
  font-variant-numeric: tabular-nums;
}

/* ---------- Sidebar ---------- */

.prg-sidebar {
  grid-row: 2;
  display: flex;
  flex-direction: column;
  background: var(--prg-surface);
  border-right: 1px solid var(--prg-border);
  min-height: 0;
  z-index: 4;
}

.prg-sidebar-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.7rem 0.85rem 0.45rem;
}

.prg-sidebar-head h2 {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--prg-muted);
}

.prg-count {
  font-variant-numeric: tabular-nums;
  font-size: 0.72rem;
  color: var(--prg-muted);
  background: var(--prg-bg);
  border-radius: 999px;
  padding: 0.15rem 0.5rem;
}

.prg-search {
  position: relative;
  margin: 0.55rem 0.75rem 0.4rem;
}

.prg-search-icon {
  position: absolute;
  left: 0.55rem;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  color: var(--prg-muted);
  pointer-events: none;
}

.prg-search input {
  width: 100%;
  border: 1px solid var(--prg-border);
  border-radius: 999px;
  padding: 0.42rem 0.65rem 0.42rem 1.75rem;
  font: inherit;
  font-size: 0.84rem;
  background: var(--prg-bg);
  color: var(--prg-text);
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.prg-search input:focus {
  outline: none;
  background: var(--prg-surface);
  border-color: color-mix(in srgb, var(--prg-brand) 48%, transparent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--prg-brand) 14%, transparent);
}

.prg-search input:focus-visible {
  outline: 2px solid var(--prg-brand);
  outline-offset: 2px;
}

.prg-node-list {
  list-style: none;
  margin: 0;
  padding: 0.25rem 0 0.75rem;
  overflow-y: auto;
  flex: 1;
  min-height: 0;
  -webkit-overflow-scrolling: touch;
}

.prg-node-item {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 0.45rem;
  align-items: start;
  width: 100%;
  text-align: left;
  border: none;
  background: transparent;
  padding: 0.45rem 0.85rem;
  cursor: pointer;
  font: inherit;
  color: inherit;
  border-left: 3px solid transparent;
  transition: background 0.12s ease;
}

.prg-node-item:hover {
  background: color-mix(in srgb, var(--prg-brand) 6%, transparent);
}

.prg-node-item.is-selected {
  background: color-mix(in srgb, var(--prg-brand) 11%, transparent);
  border-left-color: var(--prg-brand);
}

.prg-node-item.is-dimmed {
  opacity: 0.35;
}

.prg-item-icon {
  width: 13px;
  height: 13px;
  margin-top: 3px;
  border-radius: 50%;
  border: 2px solid var(--prg-closed);
  flex-shrink: 0;
  background: var(--prg-item-icon-bg);
}

.prg-item-icon[data-kind="issue"] {
  border-radius: 4px;
}

.prg-item-icon[data-status="merged"],
.prg-item-icon[data-status="open"] {
  background: var(--prg-status-color, var(--prg-open));
}

.prg-item-icon[data-status="merged"] {
  --prg-status-color: var(--prg-merged);
}

.prg-item-icon[data-status="open"] {
  --prg-status-color: var(--prg-open);
}

.prg-item-icon[data-status="draft"] {
  border-style: dashed;
  background: transparent;
}

.prg-item-icon[data-status="closed"] {
  background: transparent;
}

.prg-item-body {
  min-width: 0;
}

.prg-node-id {
  display: flex;
  gap: 0.4rem;
  align-items: baseline;
  font-size: 0.7rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  color: var(--prg-text);
}

.prg-node-id em {
  font-style: normal;
  font-weight: 600;
  color: var(--prg-muted);
  opacity: 0.85;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.prg-node-title {
  font-size: 0.81rem;
  line-height: 1.25;
  color: var(--prg-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.prg-node-item.is-selected .prg-node-title {
  color: var(--prg-text);
}

/* ---------- Main canvas ---------- */

.prg-main {
  grid-row: 2;
  position: relative;
  min-width: 0;
  min-height: 0;
  background:
    radial-gradient(ellipse at 25% 18%, color-mix(in srgb, var(--prg-brand) 6%, transparent), transparent 46%),
    radial-gradient(ellipse at 78% 72%, color-mix(in srgb, var(--prg-merged) 6%, transparent), transparent 42%),
    linear-gradient(180deg, var(--prg-canvas-top), var(--prg-canvas-bottom));
  overflow: hidden;
}

.prg-canvas-wrap {
  position: absolute;
  inset: 0;
  touch-action: none;
  cursor: grab;
  background-image: radial-gradient(var(--prg-grid-dot) 1px, transparent 1px);
  background-size: 26px 26px;
  background-position: -13px -13px;
}

.prg-canvas-wrap.is-panning {
  cursor: grabbing;
}

.prg-svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* ---------- Toolbar ---------- */

.prg-toolbar {
  position: absolute;
  top: 0.65rem;
  left: 0.65rem;
  right: 0.65rem;
  z-index: 3;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
  pointer-events: none;
}

.prg-toolbar > * {
  pointer-events: auto;
}

.prg-kind-pills,
.prg-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.2rem;
  background: var(--prg-glass);
  backdrop-filter: blur(8px);
  border: 1px solid var(--prg-border);
  border-radius: 999px;
  padding: 0.2rem;
  box-shadow: var(--prg-shadow-sm);
}

.prg-pill {
  border: none;
  background: transparent;
  color: var(--prg-muted);
  font: inherit;
  font-size: 0.76rem;
  font-weight: 700;
  padding: 0.32rem 0.65rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.14s ease, color 0.14s ease;
  white-space: nowrap;
}

.prg-pill:hover {
  color: var(--prg-text);
  background: color-mix(in srgb, var(--prg-text) 7%, transparent);
}

.prg-pill.is-active {
  background: var(--prg-brand);
  color: #fff;
  box-shadow: 0 1px 4px color-mix(in srgb, var(--prg-brand) 40%, transparent);
}

.prg-kind-pills .prg-pill.is-active[data-kind="issue"] {
  background: var(--prg-open);
  box-shadow: 0 1px 4px rgba(210, 153, 34, 0.35);
}

.prg-pill-count {
  display: inline-block;
  margin-left: 0.3rem;
  font-size: 0.68rem;
  font-weight: 800;
  opacity: 0.85;
  font-variant-numeric: tabular-nums;
  background: rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  padding: 0.04rem 0.35rem;
}

.prg-status-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  background: var(--prg-glass);
  backdrop-filter: blur(8px);
  border: 1px solid var(--prg-border);
  border-radius: 10px;
  padding: 0.25rem 0.4rem;
  box-shadow: var(--prg-shadow-sm);
}

.prg-status-group {
  display: flex;
  align-items: center;
  gap: 0.15rem;
}

.prg-status-group + .prg-status-group {
  border-left: 1px solid var(--prg-border);
  margin-left: 0.25rem;
  padding-left: 0.35rem;
}

.prg-status-group-label {
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--prg-muted);
  opacity: 0.75;
  margin-right: 0.1rem;
}

.prg-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.28rem;
  border: none;
  background: transparent;
  font: inherit;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--prg-muted);
  padding: 0.24rem 0.42rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.12s ease, color 0.12s ease;
}

.prg-chip:hover {
  background: color-mix(in srgb, var(--prg-text) 7%, transparent);
  color: var(--prg-text);
}

.prg-chip.is-active {
  color: var(--prg-text);
  background: rgba(20, 24, 31, 0.06);
}

.prg-status-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid currentColor;
  background: currentColor;
  flex-shrink: 0;
  position: relative;
}

.prg-status-dot[data-status="merged"] {
  color: var(--prg-merged);
}

.prg-status-dot[data-status="open"] {
  color: var(--prg-open);
}

.prg-status-dot[data-status="draft"] {
  color: var(--prg-draft);
  background: transparent;
  border-style: dashed;
}

.prg-status-dot[data-status="closed"] {
  color: var(--prg-closed);
  background: transparent;
}

.prg-status-dot[data-kind="issue"] {
  border-radius: 4px;
}

.prg-status-dot[data-status="merged"]::after {
  content: "";
  position: absolute;
  left: 2px;
  top: 0;
  width: 3px;
  height: 6px;
  border: solid #fff;
  border-width: 0 1.5px 1.5px 0;
  transform: rotate(45deg);
}

.prg-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-left: auto;
  background: var(--prg-glass);
  backdrop-filter: blur(8px);
  border: 1px solid var(--prg-border);
  border-radius: 999px;
  padding: 0.35rem 0.65rem;
  font-size: 0.73rem;
  font-weight: 700;
  color: var(--prg-muted);
  box-shadow: var(--prg-shadow-sm);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

.prg-toggle input {
  accent-color: var(--prg-brand);
  margin: 0;
}

.prg-toggle.is-on {
  color: var(--prg-brand-dark);
  border-color: color-mix(in srgb, var(--prg-brand) 40%, transparent);
  background: var(--prg-glass-bright);
}

/* ---------- Edges & nodes ---------- */

.prg-link {
  fill: none;
  stroke: color-mix(in srgb, var(--prg-muted) 40%, transparent);
  stroke-width: 1.3;
  transition: opacity 0.22s ease, stroke 0.2s ease;
}

.prg-link[data-type="timeline"] {
  stroke: color-mix(in srgb, var(--prg-brand) 34%, transparent);
  stroke-width: 1.6;
}

.prg-link[data-type="relates"] {
  stroke: color-mix(in srgb, var(--prg-muted) 34%, transparent);
  stroke-dasharray: 5 4;
  animation: prg-dash-flow 30s linear infinite;
}

.prg-link[data-type="resolves"] {
  stroke: rgba(124, 58, 237, 0.45);
  stroke-width: 1.8;
}

.prg-link.is-dimmed {
  opacity: 0.07;
}

.prg-link.is-hot {
  stroke: var(--prg-brand);
  stroke-opacity: 0.85;
  stroke-width: 2.4;
}

.prg-link.is-hot[data-type="resolves"] {
  stroke: #7c3aed;
}

@keyframes prg-dash-flow {
  to {
    stroke-dashoffset: -180;
  }
}

.prg-node {
  cursor: pointer;
  transition: opacity 0.22s ease;
}

.prg-node.is-dimmed {
  opacity: 0.15;
}

.prg-node .prg-node-shape {
  transition: transform 0.16s ease;
  transform-box: fill-box;
  transform-origin: center;
}

.prg-node:hover .prg-node-shape {
  transform: scale(1.16);
}

.prg-node.is-selected .prg-node-theme {
  stroke-width: 3.5;
  animation: prg-pulse 1.5s ease-in-out infinite;
}

.prg-node-theme {
  opacity: 0.85;
  pointer-events: none;
  transition: stroke-width 0.15s ease;
}

.prg-node-label {
  font-size: 10px;
  font-weight: 800;
  fill: var(--prg-text);
  pointer-events: none;
  text-anchor: middle;
  font-variant-numeric: tabular-nums;
}

.prg-label-title {
  font-size: 10.5px;
  font-weight: 600;
  fill: var(--prg-muted);
  letter-spacing: 0.01em;
}

.prg-label-id,
.prg-label-title {
  paint-order: stroke;
  stroke: var(--prg-halo);
  stroke-width: 3.5px;
}

@keyframes prg-pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.35;
  }
}

/* ---------- Legend ---------- */

.prg-legend {
  position: absolute;
  left: 50%;
  bottom: 3.7rem;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem 0.9rem;
  max-width: calc(100% - 8rem);
  padding: 0.42rem 0.8rem;
  background: var(--prg-glass);
  backdrop-filter: blur(8px);
  border: 1px solid var(--prg-border);
  border-radius: 999px;
  box-shadow: var(--prg-shadow-sm);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--prg-muted);
}

.prg-legend-block {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.prg-legend-block + .prg-legend-block {
  border-left: 1px solid var(--prg-border);
  padding-left: 0.9rem;
}

.prg-legend-block b {
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.7;
}

.prg-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  white-space: nowrap;
}

.prg-legend-item .prg-status-dot {
  width: 10px;
  height: 10px;
}

/* ---------- Zoom ---------- */

.prg-zoom {
  position: absolute;
  right: 0.75rem;
  bottom: 3.7rem;
  z-index: 3;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  background: var(--prg-glass);
  backdrop-filter: blur(8px);
  border: 1px solid var(--prg-border);
  border-radius: 10px;
  padding: 0.25rem;
  box-shadow: var(--prg-shadow-sm);
}

.prg-zoom button {
  width: 2rem;
  height: 2rem;
  border: none;
  border-radius: 7px;
  background: transparent;
  color: var(--prg-text);
  font: inherit;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.12s ease, color 0.12s ease;
}

.prg-zoom button:hover {
  background: color-mix(in srgb, var(--prg-brand) 12%, transparent);
  color: var(--prg-brand);
}

.prg-zoom-pct {
  text-align: center;
  font-size: 0.62rem;
  font-weight: 800;
  color: var(--prg-muted);
  padding: 0.12rem 0;
  font-variant-numeric: tabular-nums;
}

/* ---------- Sliders ---------- */

.prg-sliders {
  position: absolute;
  left: 0.65rem;
  right: 4.6rem;
  bottom: 0.65rem;
  z-index: 3;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.prg-slider {
  background: var(--prg-glass);
  backdrop-filter: blur(8px);
  border: 1px solid var(--prg-border);
  border-radius: 10px;
  padding: 0.42rem 0.65rem 0.5rem;
  box-shadow: var(--prg-shadow-sm);
}

.prg-slider label {
  display: flex;
  justify-content: space-between;
  font-size: 0.66rem;
  font-weight: 800;
  color: var(--prg-muted);
  margin-bottom: 0.28rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.prg-slider label span:last-child {
  font-variant-numeric: tabular-nums;
  text-transform: none;
  letter-spacing: 0;
}

.prg-slider input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(90deg, color-mix(in srgb, var(--prg-brand) 55%, transparent), color-mix(in srgb, var(--prg-brand) 20%, transparent));
  outline: none;
  margin: 0;
  cursor: pointer;
}

.prg-slider input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--prg-surface);
  border: 2.5px solid var(--prg-brand);
  box-shadow: 0 1px 4px rgba(16, 20, 28, 0.25);
  transition: transform 0.12s ease;
}

.prg-slider input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.18);
}

.prg-slider input[type="range"]::-moz-range-thumb {
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--prg-surface);
  border: 2.5px solid var(--prg-brand);
  box-shadow: 0 1px 4px rgba(16, 20, 28, 0.25);
}

/* ---------- Tooltip ---------- */

.prg-tip {
  position: absolute;
  z-index: 6;
  width: 225px;
  padding: 0.55rem 0.65rem;
  border-radius: 10px;
  background: rgba(20, 24, 31, 0.94);
  color: #f4f6f8;
  box-shadow: 0 8px 24px rgba(16, 20, 28, 0.3);
  pointer-events: none;
  display: flex;
  flex-direction: column;
  gap: 0.18rem;
  backdrop-filter: blur(6px);
  font-size: 0.76rem;
}

.prg-tip strong {
  font-size: 0.8rem;
  line-height: 1.25;
  font-weight: 700;
}

.prg-tip-id {
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
}

.prg-tip-meta {
  font-size: 0.68rem;
  color: rgba(255, 255, 255, 0.6);
  font-variant-numeric: tabular-nums;
}

/* ---------- Drawer ---------- */

.prg-drawer {
  position: absolute;
  top: 4.5rem;
  right: 0.75rem;
  width: min(330px, calc(100% - 1.5rem));
  max-height: calc(100% - 8.5rem);
  overflow-y: auto;
  z-index: 4;
  background: var(--prg-glass-solid);
  backdrop-filter: blur(10px);
  border: 1px solid var(--prg-border);
  border-radius: var(--prg-radius);
  box-shadow: 0 12px 36px rgba(16, 20, 28, 0.16);
  padding: 0.9rem 1rem 1rem;
  transform: translateX(110%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.26s ease, opacity 0.26s ease;
}

.prg-drawer.is-open {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}

.prg-drawer-close {
  position: absolute;
  top: 0.45rem;
  right: 0.45rem;
  border: none;
  background: transparent;
  font-size: 1.3rem;
  line-height: 1;
  color: var(--prg-muted);
  cursor: pointer;
  padding: 0.2rem 0.4rem;
  border-radius: 6px;
}

.prg-drawer-close:hover {
  background: color-mix(in srgb, var(--prg-text) 8%, transparent);
  color: var(--prg-text);
}

.prg-drawer h3 {
  margin: 0 1.6rem 0.55rem 0;
  font-size: 0.98rem;
  line-height: 1.32;
}

.prg-drawer-id {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.74rem;
  font-weight: 800;
  color: var(--prg-brand);
  margin-bottom: 0.45rem;
  font-variant-numeric: tabular-nums;
}

.prg-drawer-kind {
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  background: color-mix(in srgb, var(--prg-brand) 12%, transparent);
  color: var(--prg-brand-dark);
  border-radius: 999px;
  padding: 0.14rem 0.45rem;
}

.prg-drawer-kind[data-kind="issue"] {
  background: color-mix(in srgb, var(--prg-open) 16%, transparent);
  color: var(--prg-open-text);
}

.prg-drawer-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-bottom: 0.7rem;
}

.prg-tag {
  font-size: 0.66rem;
  font-weight: 800;
  border-radius: 999px;
  padding: 0.18rem 0.5rem;
  border: 1px solid var(--prg-border);
  color: var(--prg-muted);
  background: var(--prg-bg);
  font-variant-numeric: tabular-nums;
}

.prg-tag[data-status="merged"] {
  color: var(--prg-merged);
  border-color: rgba(45, 164, 78, 0.35);
  background: rgba(45, 164, 78, 0.08);
}

.prg-tag[data-status="open"] {
  color: var(--prg-open-text);
  border-color: rgba(210, 153, 34, 0.4);
  background: rgba(210, 153, 34, 0.1);
}

.prg-tag[data-status="draft"] {
  border-style: dashed;
}

.prg-tag-theme {
  color: var(--prg-tag-color);
  border-color: color-mix(in srgb, var(--prg-tag-color) 40%, transparent);
  background: color-mix(in srgb, var(--prg-tag-color) 9%, transparent);
}

.prg-tag-label {
  background: rgba(124, 58, 237, 0.08);
  color: var(--prg-label-text);
  border-color: rgba(124, 58, 237, 0.25);
}

.prg-drawer dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.28rem 0.7rem;
  margin: 0 0 0.85rem;
  font-size: 0.78rem;
}

.prg-drawer dt {
  color: var(--prg-muted);
  font-weight: 700;
}

.prg-drawer dd {
  margin: 0;
  font-variant-numeric: tabular-nums;
}

.prg-drawer-excerpt {
  font-size: 0.77rem;
  color: var(--prg-muted);
  line-height: 1.45;
  margin: 0 0 0.85rem;
}

.prg-open-pr {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--prg-brand);
  color: #fff !important;
  text-decoration: none !important;
  font-weight: 700;
  font-size: 0.82rem;
  padding: 0.45rem 0.8rem;
  border-radius: 8px;
  transition: background 0.15s ease, transform 0.12s ease;
  box-shadow: 0 2px 8px color-mix(in srgb, var(--prg-brand) 35%, transparent);
}

.prg-open-pr:hover {
  background: var(--prg-brand-dark);
  color: #fff !important;
  transform: translateY(-1px);
}

/* ---------- Mobile ---------- */

.prg-mobile-bar {
  display: none;
}

.prg-backdrop {
  display: none;
}

.prg-loading,
.prg-error {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  text-align: center;
  color: var(--prg-muted);
  font-size: 0.95rem;
  z-index: 6;
  background: var(--prg-loading-bg);
}

.prg-loading::before {
  content: "";
  width: 26px;
  height: 26px;
  margin-right: 0.7rem;
  border-radius: 50%;
  border: 3px solid color-mix(in srgb, var(--prg-brand) 24%, transparent);
  border-top-color: var(--prg-brand);
  animation: prg-spin 0.8s linear infinite;
}

@keyframes prg-spin {
  to {
    transform: rotate(360deg);
  }
}

.prg-error {
  color: var(--prg-brand-dark);
}

/* ---------- Responsive ---------- */

@media (max-width: 959px) {
  .prg-app {
    grid-template-columns: 1fr;
    height: auto;
    max-height: none;
    min-height: calc(var(--prg-vh) - 3.5rem);
  }

  .prg-sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: min(320px, 88vw);
    transform: translateX(-105%);
    transition: transform 0.28s ease;
    box-shadow: 8px 0 32px rgba(0, 0, 0, 0.16);
    z-index: 40;
  }

  .prg-app.is-sidebar-open .prg-sidebar {
    transform: translateX(0);
  }

  .prg-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(20, 24, 31, 0.4);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.28s ease;
    z-index: 35;
  }

  .prg-app.is-sidebar-open .prg-backdrop {
    opacity: 1;
    pointer-events: auto;
  }

  .prg-main {
    grid-column: 1;
    min-height: min(70vh, 640px);
    height: calc(var(--prg-vh) - 7.5rem);
  }

  .prg-mobile-bar {
    display: flex;
    position: absolute;
    top: 0.65rem;
    left: 0.65rem;
    z-index: 4;
    gap: 0.35rem;
  }

  .prg-mobile-bar button {
    border: 1px solid var(--prg-border);
    background: var(--prg-glass-bright);
    backdrop-filter: blur(8px);
    border-radius: 999px;
    padding: 0.4rem 0.7rem;
    font: inherit;
    font-size: 0.74rem;
    font-weight: 700;
    color: var(--prg-text);
    box-shadow: var(--prg-shadow-sm);
    cursor: pointer;
  }

  .prg-toolbar {
    top: 3rem;
    left: 0.5rem;
    right: 0.5rem;
  }

  .prg-toggle {
    margin-left: 0;
  }

  .prg-sliders {
    grid-template-columns: 1fr;
    right: 0.65rem;
    bottom: 0.5rem;
  }

  .prg-legend {
    bottom: auto;
    left: 0.5rem;
    right: 3.5rem;
    transform: none;
    bottom: calc(env(safe-area-inset-bottom, 0px) + 7.5rem);
    border-radius: 12px;
    max-width: none;
    justify-content: flex-start;
  }

  .prg-legend-block {
    flex-wrap: wrap;
  }

  .prg-zoom {
    bottom: calc(env(safe-area-inset-bottom, 0px) + 7.5rem);
  }

  .prg-drawer {
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    max-height: 45%;
    border-radius: 16px 16px 0 0;
    transform: translateY(110%);
  }

  .prg-drawer.is-open {
    transform: translateY(0);
  }
}

@media (max-width: 520px) {
  .prg-header {
    padding: 0.5rem 0.65rem;
  }

  .prg-stats {
    width: 100%;
    margin-left: 0;
  }

  .prg-kind-pills,
  .prg-pills,
  .prg-status-filters {
    width: 100%;
  }

  .prg-legend {
    font-size: 0.64rem;
    gap: 0.4rem 0.55rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .prg-node.is-selected .prg-node-theme {
    animation: none;
  }

  .prg-link[data-type="relates"] {
    animation: none;
  }

  .prg-drawer,
  .prg-sidebar,
  .prg-backdrop,
  .prg-link,
  .prg-node {
    transition: none !important;
  }

  .prg-loading::before {
    animation: none;
  }
}